diff --git a/.github/workflows/ccpp.yml b/.github/workflows/ccpp.yml
index ed0fc3a..8e34744 100644
--- a/.github/workflows/ccpp.yml
+++ b/.github/workflows/ccpp.yml
@@ -10,6 +10,6 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: programs
       run: cd programs && make && make tests